Home / 25,921.80-35,772.76-14,591.71

Finding the Fourth Proportional to 25,921.80, 35,772.76 and 14,591.71

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Solution

The fourth proportional to 25,921.80, 35,772.76 and 14,591.71 is: 20,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,921.80 : 35,772.76 = 14,591.71 : x
  2. Step 2: Convert to fraction form
    25,921.80/35,772.76 = 14,591.71/x
  3. Step 3: Cross multiply
    25,921.80x = 35,772.76 × 14,591.71
  4. Step 4: Simplify right side
    25,921.80x = 521,985,573.40
  5. Step 5: Solve for x
    x = 521,985,573.40/25,921.80
  6. Step 6: Final answer
    x = 20,136.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.